000 00316 a2200109 4500
082 _a621.197
_bOp2i
245 1 _aINSTRUMENTATION (A SECOND LEVEL COURSE)
_cNUMERICAL CONTROL OF MACHINE TOOLS UNITS 5.6.7.
260 _aWalten Hall
_bOpen Univeristy Pr.
_cc1974
300 _a71
964 _gCIRC
997 _aA70998 s C
999 _c464443
_d464443